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From: Inochi Amaoto <inochiama@outlook.com>
To: Jean Delvare <jdelvare@suse.com>,
	Guenter Roeck <linux@roeck-us.net>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Chen Wang <unicorn_wang@outlook.com>,
	Inochi Amaoto <inochiama@outlook.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>
Cc: linux-hwmon@vger.kernel.org,
	devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-riscv@lists.infradead.org
Subject: [PATCH v5 1/2] dt-bindings: hwmon: Add Sophgo SG2042 external hardware monitor support
Date: Sun,  5 May 2024 09:18:52 +0800
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Due to the design, Sophgo SG2042 use an external MCU to provide
hardware information, thermal information and reset control.

Add bindings for this monitor device.

Signed-off-by: Inochi Amaoto <inochiama@outlook.com>
---
 .../hwmon/sophgo,sg2042-hwmon-mcu.yaml        | 43 +++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml b/Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml
new file mode 100644
index 000000000000..f0667ac41d75
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/sophgo,sg2042-hwmon-mcu.yaml
@@ -0,0 +1,43 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/sophgo,sg2042-hwmon-mcu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo SG2042 onboard MCU support
+
+maintainers:
+  - Inochi Amaoto <inochiama@outlook.com>
+
+properties:
+  compatible:
+    const: sophgo,sg2042-hwmon-mcu
+
+  reg:
+    maxItems: 1
+
+  "#thermal-sensor-cells":
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - "#thermal-sensor-cells"
+
+allOf:
+  - $ref: /schemas/thermal/thermal-sensor.yaml#
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        hwmon@17 {
+            compatible = "sophgo,sg2042-hwmon-mcu";
+            reg = <0x17>;
+            #thermal-sensor-cells = <1>;
+        };
+    };
--
2.45.0